Abraham Lincoln was one of the greatest leaders in American history. He kept the US united and freed black Americans from slavery.
To achieve these historic feats, he relied on a mastery of the written and spoken word.
In honor of Presidents' Day, we've collected a few of his most inspiring quotes.
SEE ALSO: 5 Powerful Leadership Lessons From Abraham Lincoln
On genius
On hypocrisy
On reading
See the rest of the story at Business Insider